Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.79	21.02	20.73	20.82	1,920,265	-0.13(-0.62%)
Jul 28, 2011	20.96	21.11	20.95	20.95	2,064,956	+0.07(+0.34%)
Jul 27, 2011	21.10	21.10	20.80	20.88	2,080,009	-0.34(-1.59%)
Jul 26, 2011	21.29	21.31	21.19	21.22	1,335,356	+0.03(+0.12%)
Jul 25, 2011	21.23	21.28	21.13	21.19	1,503,979	-0.14(-0.67%)
Jul 22, 2011	21.33	21.37	21.29	21.34	1,939,942	+0.13(+0.61%)
Jul 21, 2011	21.03	21.26	20.99	21.21	2,525,511	+0.32(+1.56%)
Jul 20, 2011	20.80	20.93	20.74	20.88	3,651,260	+0.17(+0.82%)
Jul 19, 2011	20.58	20.76	20.54	20.71	3,557,186	+0.12(+0.60%)
Jul 18, 2011	20.50	20.61	20.39	20.59	1,337,341	-0.23(-1.09%)
Jul 15, 2011	20.76	20.83	20.60	20.82	1,819,405	-0.01(-0.06%)
Jul 14, 2011	20.91	21.02	20.78	20.83	2,165,744	-0.01(-0.03%)
Jul 13, 2011	20.81	20.96	20.71	20.84	1,783,623	+0.07(+0.34%)
Jul 12, 2011	20.75	20.98	20.74	20.76	2,049,784	-0.23(-1.08%)
Jul 11, 2011	21.05	21.08	20.88	20.99	2,995,793	-0.53(-2.47%)
Jul 08, 2011	21.58	21.69	21.40	21.52	2,040,892	-0.01(-0.03%)
Jul 07, 2011	21.43	21.56	21.43	21.53	1,333,907	+0.25(+1.19%)
Jul 06, 2011	21.33	21.39	21.21	21.28	1,160,117	-0.03(-0.12%)
Jul 05, 2011	21.37	21.41	21.27	21.30	1,538,899	+0.14(+0.68%)
Jul 01, 2011	20.90	21.19	20.87	21.16	1,678,531	+0.12(+0.59%)
Jun 30, 2011	20.83	21.06	20.81	21.04	1,454,225	+0.12(+0.56%)
Jun 29, 2011	20.85	20.98	20.78	20.92	1,630,817	+0.08(+0.37%)
Jun 28, 2011	20.86	20.93	20.75	20.84	2,154,886	+0.14(+0.66%)
Jun 27, 2011	20.56	20.78	20.55	20.71	1,507,691	+0.20(+0.98%)
Jun 24, 2011	20.59	20.60	20.44	20.50	1,500,333	+0.11(+0.54%)
Jun 23, 2011	20.20	20.41	20.11	20.39	2,790,285	-0.29(-1.38%)
Jun 22, 2011	20.78	20.85	20.65	20.68	1,503,662	-0.08(-0.41%)
Jun 21, 2011	20.73	20.81	20.69	20.76	1,005,739	+0.16(+0.76%)
Jun 20, 2011	20.61	20.64	20.57	20.61	1,234,612	+0.05(+0.22%)
Jun 17, 2011	20.61	20.67	20.48	20.56	1,853,990	+0.20(+0.99%)
Jun 16, 2011	20.17	20.42	20.15	20.36	2,396,933	+0.06(+0.29%)
Jun 15, 2011	20.47	20.58	20.26	20.30	2,171,746	-0.52(-2.50%)
Jun 14, 2011	20.75	20.89	20.72	20.82	1,413,206	+0.20(+0.98%)
Jun 13, 2011	20.56	20.70	20.50	20.62	1,455,073	+0.14(+0.67%)
Jun 10, 2011	20.82	20.83	20.46	20.48	4,105,833	-0.45(-2.17%)
Jun 09, 2011	20.75	21.02	20.71	20.94	2,494,576	+0.02(+0.09%)
Jun 08, 2011	21.02	21.04	20.85	20.92	2,473,308	-0.19(-0.89%)
Jun 07, 2011	21.23	21.26	21.11	21.11	1,311,627	+0.20(+0.96%)
Jun 06, 2011	21.11	21.13	20.88	20.91	1,177,886	-0.14(-0.65%)
Jun 03, 2011	20.88	21.15	20.87	21.04	1,958,799	+0.57(+2.79%)
May 24, 2011	20.54	20.58	20.43	20.47	1,612,604	-0.02(-0.10%)
May 23, 2011	20.53	20.60	20.40	20.49	2,980,013	-0.29(-1.41%)
May 20, 2011	20.98	20.98	20.65	20.78	2,284,058	-0.34(-1.60%)
May 19, 2011	20.95	21.13	20.86	21.12	2,217,389	+0.19(+0.93%)
May 18, 2011	20.79	20.97	20.75	20.93	1,373,453	+0.06(+0.28%)
May 17, 2011	20.72	20.92	20.69	20.87	1,641,625	+0.06(+0.28%)
May 16, 2011	20.74	20.92	20.72	20.81	4,374,843	-0.12(-0.56%)
May 13, 2011	21.15	21.18	20.77	20.93	1,613,893	-0.28(-1.32%)
May 12, 2011	20.97	21.25	20.92	21.21	1,370,115	+0.20(+0.96%)
May 11, 2011	21.13	21.19	20.94	21.00	1,736,164	-0.19(-0.89%)
May 10, 2011	20.99	21.22	20.96	21.19	1,934,184	+0.41(+1.95%)
May 09, 2011	20.72	20.82	20.63	20.79	2,444,565	+0.05(+0.25%)
May 06, 2011	20.95	21.05	20.64	20.74	2,648,508	+0.15(+0.75%)
May 05, 2011	20.67	20.76	20.52	20.58	5,615,477	-0.40(-1.90%)
May 04, 2011	21.12	21.12	20.91	20.98	3,970,408	-0.10(-0.49%)
May 03, 2011	21.04	21.15	20.90	21.08	4,635,839	+0.04(+0.21%)

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